import java.util.Scanner;

public class Main
{
    public static void main(String args[]) throws Exception
    {
        if (args.length >= 2) {
            int a = Integer.parseInt(args[0]);
            int b = Integer.parseInt(args[1]);
            System.out.println(a + b);
        } else {
            // 保持原有逻辑，从标准输入读取
            Scanner cin = new Scanner(System.in);
            int a = cin.nextInt(), b = cin.nextInt();
            System.out.println(a + b);
        }
    }
}